Directions : In the following question more than one of the answers given may be correct. Select the correct answer and mark it according to the code:
Oxidation of A gives p-benzoquinone. A can be (1)
(2) 
(3) 
(4) 
A) 1, 2 and 3 are correct
B) 1 and 2 are correct
C) 2 and 4 are correct
D) 1 and 3 are correct
Correct Answer: A
Solution :
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